Pemex Probing Lethal Blast Amid Drive to Boost Security

Pemex Probing Lethal Blast Amid Drive to Boost Security

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

A Petroleos Mexicanos (Pemex) worker looks at debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

A Petroleos Mexicanos (Pemex) worker looks at debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Mexican soldiers, wearing the identification of Plan DN-III-E, clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexican soldiers, wearing the identification of Plan DN-III-E, clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Mexican soldiers clean up debris and recover administrative documents at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexican soldiers clean up debris and recover administrative documents at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Mexican soldiers clean up debris and recover administrative documents at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexican soldiers clean up debris and recover administrative documents at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Mexican soldiers clean up debris and recover administrative documents at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexican soldiers clean up debris and recover administrative documents at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Mexican soldiers, wearing the identification of Plan DN-III-E, clean up debris and recover administrative documents at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexican soldiers, wearing the identification of Plan DN-III-E, clean up debris and recover administrative documents at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Petroleos Mexicanos (Pemex) workers talk about the debris at the Pemex administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Petroleos Mexicanos (Pemex) workers talk about the debris at the Pemex administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Petroleos Mexicanos (Pemex) workers place recovered documents into a plastic bag at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Petroleos Mexicanos (Pemex) workers place recovered documents into a plastic bag at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Mexican soldiers clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexican soldiers clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Mexican soldiers, wearing the identification of Plan DN-III-E, clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexican soldiers, wearing the identification of Plan DN-III-E, clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

Mexican soldiers, wearing the identification of Plan DN-III-E, clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexican soldiers, wearing the identification of Plan DN-III-E, clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexico Still Seeking Answers Days After Deadly Pemex Blast

Bloomberg

A plastic bag filled with recovered documents sits outside Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

A plastic bag filled with recovered documents sits outside Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Pemex Probing Lethal Blast Amid Drive to Boost Security

Bloomberg

A Mexican soldier wearing the identification of Plan DN-III-E carries debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Friday, Feb. 1, 2013. Pemex is stepping up security at oil production facilities as authorities investigate a blast that killed at least 33 people at the state-owned company’s headquarters in Mexico City yesterday. Photographer: Susana Gonzalez/Bloomberg via Getty Images

A Mexican soldier wearing the identification of Plan DN-III-E carries debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Friday, Feb. 1, 2013. Pemex is stepping up security at oil production facilities as authorities investigate a blast that killed at least 33 people at the state-owned company’s headquarters in Mexico City yesterday. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Pemex Probing Lethal Blast Amid Drive to Boost Security

Bloomberg

A Mexican marine tosses debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Friday, Feb. 1, 2013. Pemex is stepping up security at oil production facilities as authorities investigate a blast that killed at least 33 people at the state-owned company’s headquarters in Mexico City yesterday. Photographer: Susana Gonzalez/Bloomberg via Getty Images

A Mexican marine tosses debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Friday, Feb. 1, 2013. Pemex is stepping up security at oil production facilities as authorities investigate a blast that killed at least 33 people at the state-owned company’s headquarters in Mexico City yesterday. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Pemex Probing Lethal Blast Amid Drive to Boost Security

Bloomberg

Mexican soldiers wearing the identification of Plan DN-III-E clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Friday, Feb. 1, 2013. Pemex is stepping up security at oil production facilities as authorities investigate a blast that killed at least 33 people at the state-owned company’s headquarters in Mexico City yesterday. Photographer: Susana Gonzalez/Bloomberg via Getty Images

Mexican soldiers wearing the identification of Plan DN-III-E clean up debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Friday, Feb. 1, 2013. Pemex is stepping up security at oil production facilities as authorities investigate a blast that killed at least 33 people at the state-owned company’s headquarters in Mexico City yesterday. Photographer: Susana Gonzalez/Bloomberg via Getty Images

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A Petroleos Mexicanos worker looks at debris at the Petroleos... NyhetsfotoAdministratör,Amerika,Bensin,Energiproduktion,Explodera,Finansväsen,Media,Mexico City,Mexiko,Nordamerika,Nödfall och katastrofer,Petroleos Mexicanos,Sysselsättning,Titta,Trygghet,USA,VertikalPhotographer BloombergCollection: Bloomberg 2013 BloombergA Petroleos Mexicanos (Pemex) worker looks at debris at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images